general john allen is being investigated by the pentagon now for sending thousand of improper e-mails to jill kelly, of course, the whistle blower in this case. >> she is the florida woman who triggered an investigation which ultimately forced petraeus to resign. now defense officials would not discuss the nature of the relationship between general allen and jill kelly. but some 20,000 to 30,000 documents, involving inappropriate communications between general allen and the said individual, jill kelly. >> seeing all this play out on e-mail. e-mails from mistress paula to petraeus, that's what led to this. now another very high ranking military official accused of sending e-mails also to the whistle blower in this case, allegedly just a family friend of the petraeuses. as you said, some could be inappropriate here. this will be the huge story of this morning. what exactly were in the e-mails? why so many? what did they contain? >> general allen up for pending nomination to be commander of the united states european command and supreme allied commander. the secretary and president have